Str2-D33 Series Overload Thermal Relay for Cjx2/LC1-D Contactor

Product Description

Product Description

Auto relay STR2-D33 series of thermal overload relay can be  used in the circuit  of 50/60 HZ, rated insulation voltage 660 V, rated current 0.1-93A  for protecting the phase break when the electric motor is overload , the relay has different mechanism and temperature compensation can be pluged in ST1 series AC contactor,It is the most advanced thermal relay in the nineties in the world the products comply with IEC 60947-1. 

 

Motion Characteristic: Three-phase Balance Motion Time

No.	Times of the setting current	Motion time			Start condition	Ambient temperature
1	1.05	>2h			Cold state	20±5oC
2	1.2	<2h			Heat state(Following the No.1 test)
3	1.5	<4min
4	7.2	10A	2s< Tp≤10s	≤63A	Cold state
		10	4s< Tp≤10s	>63A

 

Phase-losing Motion Characteristic

No.	Times of the setting current		Motion time		Start condition	Ambient temperature
	Any two phases	Another phase
1	1	0.9	>2h		Cold state	20±5oC
2	1.15	0	<2h		Heat state(Following the No.1 test)

Type	Rated working current of thermal relay		Thermal component
			Rated current(A)	Rated or scale of rated current(A)
TR2-D13	25	TR2-D   1301	0.16	0.1-0.16
		1302	0.25	0.16-0.25
		1303	0.4	0.25-0.4
		1304	0.63	0.40-0.63
		1305	1.0	0.63-1.0
		1306	1.6	1.0-1.6
		1307	2.5	1.6-2.5
		1308	4.0	2.5-4.0
		1310	6.0	4.0-6.0
		1312	8.0	5.5-8.0
		1314	10.0	7.0-10.0
		1316	13.0	9.0-13.0
		1321	18.0	12.0-18.0
		1322	25.0	17.0-25.0
TR2-D23	36	TR2-D   2353	32	23.0-32.0
		2355	36	28.0-36.0
TR2-D33	93	TR2-D   3353	32	23.0-32.0
		3355	40	30.0-40.0
		3357	50	37.0-50.0
		3359	65	48.0-65.0
		3361	70	55.0-70.0
		3363	90	63.0-80.0
		3365	93	80.0-93.0

FAQ

Q 1. what's the payment term?   

A. We accept TT,30% deposit and 70% balance agaisnt copy of BL
Q 2. how's the delivery time ? 
A. usually it will take about 25 days for production
Q 3. tell me the standard of package?   
A. Normally are cartons, but also we can pack it according to your requirement.
Q 4.Would you accept to use our logo ? 
A.If you have good quantity,it absolute no problem to do OEM.
Q5. Can i take some samples?
A: Yes, we support to take samples before place the order. Just feel free to contact with us if you have any requirements.
Q6. Are you original Factory?
A: Yes, we have our own factory .
Q7. How can you make sure the quality of the products?
A: We will accord to international quality standards to inspect every item before leaving our factory.

If you have more questions, please contact us at any time: